What If? Recalculate your answers to parts (a) through (d) for the case where the wind instead blows at an angle 0 below the horizontal. (Use the following as necessary: m, g, F, h and 0.) t = ax = Ax = а
Q: A 1,982-kg car starts from rest at the top of a driveway 6.74 m long that is sloped at an angle of…
A: Given: initial velocity, u = 0 m/s mass, m = 1982 kg length, s = 6.74 m Angle, θ = 30 degree…
Q: A charge of -6.00 nC is spread uniformly over the surface of one face of a nonconducting disk of…
A: The surface charge density of the circular disc is
Q: Three forces act on an object, considered to be a particle, which moves with constant velocity v =(3…
A:
Q: 1. Find the work done on the trunk by gravity. A. 5.88 kl. В. 2.821. С. zero. D. 1.03 kJ. E. 1.73…
A:
Q: A 1,458-kg car starts from rest at the top of a driveway 6.94 m long that is sloped at an angle of…
A:
Q: A block has a mass of M equals 3.5 KG rests on a horizontal plane. The coefficient of static…
A: Given mass block = M =3.5 kg (rests on a horizontal plane) The coefficient of static friction = 0.15…
Q: skater of mass m standing on ice throws a stone of mass M with speed v in a horizontal direction.…
A:
Q: Andrea wants to demonstrate the importance of safety in the design of elevators. She uses a model…
A: Newton's second law of motion states that the acceleration of an object is directly proportional to…
Q: in a) the question 1 they are referring to is the second photo. i dont get a-d
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: A 4.5-kg object is dropped vertically (with zero horizontal speed) from a tall building with an…
A:
Q: a crate of mass m = 130 kg is pushed at constant speed up the frictionless ramp (? = 25.0°) by a…
A: Given Mass (m) = 130 kg Angle θ = 25°
Q: A crate that weighs w = 110 N is located on a rough surface. When a force Fapplied = 40 N is exerted…
A: As per guidelines only 3 subparts are solved here. Given, Weight, W = 110 N Fapplied = 40 N
Q: 58. Find the unit vector of direction for the following vector quantities: (a) Force F = (3.0ï —…
A:
Q: A 16-year-old employee working for Southern Virginia College's (SVC) bookstore during the summer…
A:
Q: You push a file cabinet up a rough ramp tilted at 10.0° with horizontal at a constant speed of 1.50…
A: Given that:Angle of inclination, θ=15.0°Speed, v=1.50 m/s (constant)Mass, m=30.0 kgForce, F=150…
Q: Four arrows, all with the same shape and size, are shot directly upward. Ignore the effect of air…
A: According to the Newton's laws of motion , the maximum vertical height is calculated by using the…
Q: Problem 6: In the two cases shown below, a person is standing on a scale in an elevator. The…
A: It is mentioned that the weight of both persons is the same and they are moving at a constant speed.
Q: What is the x and y component of the resultant force?
A:
Q: A mysterious rocket-propelled object of mass 42.0 kg is initially at rest in the middle of the…
A: Given Data: Mass (m) = 42.0 kg.Magnitude of force (F(t)) = (56.0 N/s) t-(16.8 N/s2) t2.Time (t) =…
Q: Determine the acceleration experienced by the crate in m/s2.
A:
Q: Two forces (F, and F2) act on an object, as shown above. Force vector F, has a magnitude of F1-5.7 N…
A:
Q: Suppose the ski patrol raises a rescue sled and victim, having a total mass of 85.0 kg, up a ? =…
A:
Q: 2. An air track is set to be perfectly level on a lab table, and the glider (total mass 120 grams)…
A:
Q: A horizontal force of magnitude F = 57.5 N pushes on a block of mass m = 4.7 kg. The block is on a…
A: The given situation can be represented as
Q: In the situation illustrated in the figure below, a small package is deposited by a conveyor belt at…
A:
Q: Two men decide to use their cars to pull a truck stuck in mud. They attach ropes and one pulls with…
A:
Q: A mass M is at rest on a tilted tabletop, tied to a string which is tied to a second mass m that…
A: Consider the figure of the arrangement given below. Let the tilt of the tabletop be denoted by θ.
Q: A compressed spring of k = 60 N/m is released from rest on a frictionless surface. What is the…
A:
Q: An impala is an African antelope capable of a remarkable vertical leap. In one recorded leap, a 45…
A:
Q: A cyclist is coasting at 18 m/s when she starts on a 450 m long slope that is 40 m high. The cyclist…
A:
Q: A 620 kg car pulling a 495 kg trailer accelerates forward at a rate of 2.20 m/s2. Assume frictional…
A: Newton's second law of motion states that the acceleration of an object is directly proportional to…
Q: Two packing crates of masses m, = 10.0 kg and m, = 7.10 kg are connected by a light string that…
A:
A stone of mass m is dropped from a sheer cliff of height h. The wind exerts a force F on the stone. Assume the wind is parallel to the face of the cliff and the ground and F is constant. (Use any variable or symbol stated above along with the following as necessary: g. For all vectors, enter the magnitude.)


Trending now
This is a popular solution!
Step by step
Solved in 5 steps

- The following information pertains to questions 1, 2, and 3. A workman pulls a sled across an asphalt road using a rope at angle 0 above the horizontal direction. The workman pulls with 1,000[N] of force. The coefficients of friction of the sled with the road are u=1.00 and µ=0.70. The sled has mass m. The sled is initially at rest. T710Q0[N]. 1) Which expression gives the magnitude of fmax for the situation illustrated above? A) mg B) mg – 1000cos(0) C) - mg + 1000cos(0) D) mg-1000sin(0) E) mg+ 1000sin(0) F) None of the aboveAn antelope is being pulled by two forces whose vector-component expressions are: F1 = -3.5Ni + 3.4Nj + 3.9Nk F2 = 3Ni + 2.6Nj + -1.5Nk What is the angle (in degrees) between these two vectors?A block is sent up an incline with a velocity of 3.51 m/s. Assume there is no friction between the incline and the block. The angle is at an incline of 31.1 degrees with the horizontal. A) How far up the incline does the block go? B) How long does it take to get there? C) What is it's speed when it gets back to the bottom?
- A flea jumps by exerting a force of 1.80 x 10-5 N straight down on the ground. A breeze blowing on the flea parallel to the ground exerts a force of 0.700 × 10-6 N on the flea. Find the direction and magnitude of the acceleration of the flea if its mass is 6.00 × 10-7 kg. Do not neglect the gravitational force. 19.0 m/s² at 2.23 degrees from vertical. 19.0 m/s² at 2.23 degrees from horizontal. 20.2 m/s² at 3.31 degrees from vertical. 20.2 m/s² at 3.31 degrees from horizontal. 10.2 m/s2 at 4.67 degrees from vertical. 10.2 m/s² at 4.67 degrees from horizontal.A skater of mass m standing on ice throws a stone of mass M with speed v in a horizontal direction. Find the distance over which the skater will move in the opposite direction if the coefficient of kinetic friction between the skater and the ice is ?k. (Use any variable or symbol stated above along with the following as necessary: g.) Δx =A 10.0 kg mass is acted on by the two forces: and F1=(3.0N)i+(2.0N)j and F2=(10.0N)i+(7N.0)7 a) Express the summation of these two forces in unit vector notation. That is: b) What is the acceleration of this mass while these forces are acting? Write your answer in unit vector notation. c) What is the direction of the acceleration (give the angle of acceleration with the x axis)?
- Determine the force Q-> when the block moves with constant velocity. Express your answer in vector form.An 18.5 lb box is placed on the ground. What force (in lb) does the ground exert on the box? (magnitude and direction). A cord is attached to the box and run through a pulley directly above the box, so that the cord is vertical. The free end of the cord is then connected to a hanging weight. Calculate the force exerted by the ground on the box (in lb), if the hanging weight is 12.0 lb (magnitude and direction) A 29.0 lb weight is substituted for the 12.0 lb weight. Calculate the new force (in lb) exerted by the floor on the box (magnitude and direction).A student is pulling a crate with a mass of 66.6 kg along a horizontal frictionless floor with a rope that’s inclined at an angle θ = 30.0° above the horizontal as shown. The tension force is measured to be 239 N. What is the magnitude of the normal force on the crate from the floor, in Newtons? Use g = 10.0 m/s2. Your answer needs to have 3 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.
- From a standstill, a 77.0 kg basketball player bends their knees and pushes against the floor andextends legs vertically 30.0 cm before jumping vertically off the ground and reaches a maximumheight of 25.0 inches above the ground. Assume the force the floor exerts on the player is constant.What is the force the floor exerts on the player? Give answer in lbs. (Let 4.45 N = 1 lb., 1 inch = 2.54 cm)Block 1 (10 kg) is pulled by a rope from left to right up a ramp which is inclined 50 degrees from the horizontal. The rope pulls on block 1 with a force of 150 N parallel to the surface of the inclined plane. The coefficient of kinetic friction between the block and the surface equals 0.3. Weight force on block 1 by EarthW1E = Tension force on block 1 by RopeT1R = Normal force on block 1 by SurfaceN1S = Frictional force on block 1 by Surfacef1S = What is the acceleration a of block 1?a =Two crates of fruit are released from the top of a ramp inclined at 30 degrees from the horizontal and 4.5 meter long. The two crates consist of an apple crate of mass 20 kg that is placed in front of a watermelon crate of mass 80 kg. The apple crate has a coefficient of friction of 0.20 while the watermelon crate has a coefficient of friction of 0.15. How long does it take the apple crate to reach the bottom of the incline if it needs to travel a distance of 4.5 meters?